return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for CH3SCH3 (Dimethyl sulfide)

using model chemistry: B3PW91/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at B3PW91/daug-cc-pVTZ
 hartrees
Energy at 0K-478.003466
Energy at 298.15K 
HF Energy-478.003466
Nuclear repulsion energy110.841416
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3PW91/daug-cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3137 3137 10.26 92.55 0.65 0.79
2 A1 3034 3034 32.62 361.57 0.00 0.00
3 A1 1478 1478 0.91 7.86 0.75 0.86
4 A1 1355 1355 0.33 0.59 0.26 0.41
5 A1 1048 1048 10.71 0.26 0.19 0.31
6 A1 701 701 2.60 17.55 0.08 0.15
7 A1 260 260 0.08 3.41 0.63 0.77
8 A2 3117 3117 0.00 23.12 0.75 0.86
9 A2 1455 1455 0.00 10.91 0.75 0.86
10 A2 949 949 0.00 0.17 0.75 0.86
11 A2 183 183 0.00 0.11 0.75 0.86
12 B1 3109 3109 23.63 132.54 0.75 0.86
13 B1 1464 1464 14.60 0.05 0.75 0.86
14 B1 985 985 4.75 0.02 0.75 0.86
15 B1 180 180 1.01 0.06 0.75 0.86
16 B2 3138 3138 1.84 52.20 0.75 0.86
17 B2 3038 3038 28.87 6.77 0.75 0.86
18 B2 1470 1470 16.35 0.25 0.75 0.86
19 B2 1332 1332 3.64 0.23 0.75 0.86
20 B2 908 908 0.39 0.23 0.75 0.86
21 B2 754 754 0.01 6.44 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 16547.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 16547.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3PW91/daug-cc-pVTZ
ABC
0.60112 0.25043 0.18954

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/daug-cc-pVTZ

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
S1 0.000 0.000 0.655
C2 0.000 1.383 -0.509
C3 0.000 -1.383 -0.509
H4 0.000 2.297 0.083
H5 0.000 -2.297 0.083
H6 0.892 1.370 -1.135
H7 -0.892 1.370 -1.135
H8 -0.892 -1.370 -1.135
H9 0.892 -1.370 -1.135

Atom - Atom Distances (Å)
  S1 C2 C3 H4 H5 H6 H7 H8 H9
S11.80751.80752.36712.36712.42422.42422.42422.4242
C21.80752.76611.08913.72751.09041.09042.96072.9607
C31.80752.76613.72751.08912.96072.96071.09041.0904
H42.36711.08913.72754.59421.77251.77253.96563.9656
H52.36713.72751.08914.59423.96563.96561.77251.7725
H62.42421.09042.96071.77253.96561.78473.26922.7391
H72.42421.09042.96071.77253.96561.78472.73913.2692
H82.42422.96071.09043.96561.77253.26922.73911.7847
H92.42422.96071.09043.96561.77252.73913.26921.7847

picture of Dimethyl sulfide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
S1 C2 H4 106.986 S1 C2 H6 111.129
S1 C2 H7 111.129 S1 C3 H5 106.986
S1 C3 H8 111.129 S1 C3 H9 111.129
C2 S1 C3 99.846 H4 C2 H6 108.830
H4 C2 H7 108.830 H5 C3 H8 108.830
H5 C3 H9 108.830 H6 C2 H7 109.842
H8 C3 H9 109.842
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 S -0.320      
2 C -0.734      
3 C -0.734      
4 H 0.318      
5 H 0.318      
6 H 0.288      
7 H 0.288      
8 H 0.288      
9 H 0.288      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.622 1.622
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -28.600 0.000 0.000
y 0.000 -24.019 0.000
z 0.000 0.000 -28.384
Traceless
 xyz
x -2.399 0.000 0.000
y 0.000 4.473 0.000
z 0.000 0.000 -2.074
Polar
3z2-r2-4.149
x2-y2-4.581
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.320 0.000 0.000
y 0.000 8.547 0.000
z 0.000 0.000 7.252


<r2> (average value of r2) Å2
<r2> 76.197
(<r2>)1/2 8.729